David Stewart, naturalist at Piedmont Enviornmental Center , in the black bear costume Thursday Oct. 27, 2011 that he will wear for the upcoming Halloween Safari held at PEC on Friday and Saturday, weather permitting. No spooking but plenty of surprises as the different "animals" tell about themselves and the enviornment. (AP Photo/Sonny Hedgecock - The High Point Enterprise)

Photo: Sonny Hedgecock, AP

David Stewart, naturalist at Piedmont Enviornmental Center , in the...

Bear "Mascha" (L) holds up a pumpkin as her babies Misho (C) and Wanja (R) take a break on October 28, 2011 at the Hagenbecks Tierpark zoo in Hamburg, northern Germany. Suited to the upcoming Halloween holiday, the animals' enclosure is decorated with pumpkins and delights bears and visitors. AFP PHOTO DANIEL BOCKWOLDT GERMANY OUT (Photo credit should read DANIEL BOCKWOLDT/AFP/Getty Images)

Jenna Idaho (L) and Josephine McAdam get ready to scare at the House of Torment haunted house in Austin, Texas October 24, 2011. The invisible whoosh-bang effect in Austin's House of Torment haunted house, recently named one of the most innovative in the country, is one example of the rekindled love affair between modern audiences and psychological horror. Picture taken October 24, 2011. REUTERS/Charlie L. Harper III (UNITED STATES - Tags: SOCIETY ENTERTAINMENT)

A visitor stands at an instillation entitled "Forever Bicycles" by the Chinese artist and activist Ai Weiwei at the “Ai Weiwei is Absent” exhibition in the Taipei Fine Arts Museum in Taipei, Taiwan, Friday, Oct. 28, 2011. The exhibition opens Oct. 29 and will run for three months. (AP Photo/Wally Santana)

In this Wednesday, Oct. 26, 2011, photo provided by the Florida Keys News Bureau, Stacy Czerwinski and her dog Isabella, dressed as hammerhead sharks, compete in the Fantasy Fest Pet Masquerade at the Casa Marina in Key West, Fla. Dozens of costumed animals and many people competed in the event that was a facet of Key West's annual Fantasy Fest costuming and masking festival that is to he highlighted by a nighttime parade Saturday, Oct. 30. (AP Photo/Florida Keys News Bureau, Rob O'Neal)

LONDON, ENGLAND - OCTOBER 27: Protesters from the 'World Development Movement' demonstrate outside the offices of investment bank Goldman Sachs on October 27, 2011 in London, England. The Anti-poverty campaigners were also demonstrating their support for the ongoing 'Occupy London Stock Exchange' protest adjacent to St Paul's Cathedral. (Photo by Oli Scarff/Getty Images) *** BESTPIX ***

In this photo released by Rome's Bio-Park press office, a monkey reaches out to a carved pumpkin at the "Bioparco" in Rome Friday, Oct. 28, 2011. The Bioparco is planning a special event Sunday, Oct. 30, on the eve of the Halloween holiday, with various attractions on the theme, such as close encounters with reptiles and insects, face painting to disguise children as monsters, ghosts, skeletons, witches and devils, and, of course, lots of carved pumpkins to feed the animals. (AP Photo/Rome's Bio-park press office, HO) EDITORIAL USE ONLY

Photo: AP

In this photo released by Rome's Bio-Park press office, a monkey...

In this photo released by Rome's Bio-Park press office, a... Photo-1824694.32446 - SFGate

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A Thai man takes pictures with his son on a custom-built tricycle designed to go through floodwaters in Bangkok, Thailand on Friday Oct. 28, 2011. The Chao Phraya river coursing through the capital swelled to record highs Friday, briefly flooding riverside buildings and an ornate royal complex at high tide amid fears that flood defenses could break and swamp the heart of the city. (AP Photo/Aaron Favila)

Photo: Aaron Favila, AP

A Thai man takes pictures with his son on a custom-built tricycle...

A Thai man takes pictures with his son on a custom-built tricycle... Photo-1824695.32446 - SFGate

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Frances E. O'Bryan, 93, picks the leaves off the tines of her rake Wednesday, Oct. 26, 2011, while cleaning her front yard in the 1000 block of Booth Avenue in Owensboro, Ky. (AP Photo/The Messenger-Inquirer, John Dunham)

A skier is silhouetted as he performs a jump in the Battle of Britain ski competition next to Battersea Power Station during the Freeze Festival in London, Friday, Oct. 28, 2011. The festival runs from Oct. 28 until Oct. 29 near the iconic London power station. (AP Photo/Kirsty Wigglesworth)

Photo: Kirsty Wigglesworth, AP

A skier is silhouetted as he performs a jump in the Battle of...

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TOPSHOTS
Indian men participate in a friendly wrestling competition on a make-shift ring at the juction of a busy road organised as a part of Diwali festivities in Kolkata on October 27, 2011. Diwali, the festival of light, marks the homecoming of the Hindu God Lord Ram after vanquishing the demon king Ravana and symbolises taking people from darkness to light and the victory of good over evil. TOPSHOTS/AFP PHOTO/Dibyangshu SARKAR (Photo credit should read DIBYANGSHU SARKAR/AFP/Getty Images)

Photo: Dibyangshu Sarkar, AFP/Getty Images

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Indian men participate in a friendly wrestling competition...

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Indian men participate in a friendly wrestling competition... Photo-1824198.32446 - SFGate

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GUADALAJARA, MEXICO - OCTOBER 27: Kent Farrington of the United States makes a jump during the Jumping Competition at the Guadalajara Country Club on Day 13 of the XVI Pan American Games on October 27, 2011 in Guadalajara, Mexico. (Photo by Al Bello/Getty Images) *** BESTPIX ***

All the colors of fall are on display at Hellerick's Family Farm near Doylestown, Pa. The have an array of pumpkins, gourds and dry corn, which offers its own symphony of color. Illustrates PENN-COLOR (category t), by Andrea Sachs (c) 2011, The Washington Post. Moved Monday, Oct. 24, 2011. (MUST CREDIT: Washington Post photo by Michael Williamson)

Photo: Williamson, The Washington Post

All the colors of fall are on display at Hellerick's Family Farm...

All the colors of fall are on display at Hellerick's Family... Photo-1824699.32446 - SFGate